SUMMARY

• An IT Professional with strong performance tuning and system support background in managing, monitoring, configuring, troubleshooting, and maintaining documentation for Linux/Windows server - based systems and network applications.
• Excellent use of Devops tools for rapid and collaborative development and deployment of software applications.

TECHNICAL SKILLS

Version Control Systems: Git, git clone, and Bitbucket

Continuous Integration: Jenkins

Automation/Deployment: Ansible, Puppet

Continuous Monitoring: Splunk

Virtualization: Oracle, Virtual Box

Platforms: Linux Centos 6&7 RHEL 6&7, and Windows Server 2008

Web server: Apache

Ticketing: Jira and Kanban board, Service now, HPSM.

PROFESSIONAL EXPERIENCE

Associate Infrastructure Engineer

Confidential - Wilmington, DE

Responsibilities:

• Involved with application performance management and provide infrastructure monitoring and support to critical applications.
• Worked in collaboration with AD teams to ensure smooth running of testing (Dev) and production applications and cloud-based services and pipelines, such as HP Performance Center, Blaze meter, SOC Portal, DevTest, Wily (Now retired), Dynatrace, Splunk, Empirix, IT Insights, OverOps, Jenkins, SIGOS -Mobile monitoring and Sitewalks, Loga Elastic search.
• Involved application on-boarding and configuration of data for Loga Splunk and Elastic Search
• Good knowledge of the CI/CD pipeline and tools such Git, Jenkins, Ansible, puppet and AIM.
• Experience with code modifications using Git VCS to clone, add, commit, and code deployment using puppet from local and master branches to central repositories.
• Hands-on experience using other tools like AIM, and microservices to automate, application failovers and code deployments.
• Verify and troubleshoot failed maven builds on Jenkins, verifying artifact id, and date stamps, troubleshoot, document, and communicate failed builds to the Dev team.
• Verify and troubleshoot failed code deployments through Puppet.
• Monitoring app processes on servers and troubleshoot failures.
• Creating documentation resources to aid in future troubleshooting issues, to interact with users and business partners to design solutions for current and future business problems including cloud Migration solutions.
• Collaborate with business partners to perform software enhancing testing and scans.
• Worked with platform teams to resolve package management dependency issues for Loga Splunk and Elastic Search.
• Using Splunk/Elastic Search to monitor overall application server health, and log management and communicate log messages to appropriate teams in different environments within the organization.
• Experience with troubleshooting and accessing application log files for errors.
• Participate in daily scrum to improve system performance, and automation capabilities.
• Monitor application infrastructure against zero downtime, perform periodic health checks, and troubleshoot failures against service level indicators (SLI).
• Able to identify and fix disk space related issues on application servers and reach out to Unix team to fix hardware failures and filesystem errors.
• Involved with Change management processes and procedures for, using Service Now (SNOW).
• Experience with the use of service now and ITSM for incident and change management.
• Able to perform server level monitoring for application processes.
• Troubleshoot priority incidents, take part in blameless post-mortems.
• Work with development teams throughout the software life cycle ensuring sustainable software releases
• Perform analytics on previous incidents and usage patterns to better predict issues and take proactive actions
• Build and drive adoption for greater self-healing and resiliency patterns
• Lead and participate in performance tests; identify bottlenecks, opportunities for optimization, and capacity demands
• Participate in the 24x7 support coverage as needed.

Linux Systems Administration/Devops

Confidential

Responsibilities:

• System performance tuning and basics in monitoring, analyzing system and application logs, vulnerability assessments, performing upgrades and Patching.
• Managing physical, virtual, and network storage ( HD's, NFS, SAMBA, NAS).
• Using command line & software server/application monitoring and process management tools (splunk).
• User/group administration, file/directory security, authentication and access management (SSH, Firewalls).
• Analyzing and interpreting system and application log files.
• Configuring SElinux and Tripwire intrusion detection security software.
• Configuration and management of network services (HTTP, NFS, and, NTP ).
• Solid networking knowledge: switches, routers, OSI model layers, TCP, UDP, DNS, and DHCP, firewalls
• Network Connectivity in windows through SAN, LAN and WAN.
• Troubleshoot boot issues, identify and resolve service failures affecting boot.
• Resolve package management dependency issues.
• Collect system information to aid in troubleshooting, document resources, monitor for any behavior modifications & intrusion, configure system to send log messages to system centralized host.
• Installation, configuration, and Hardening of standalone Linux servers.
• Performing periodic system updates/Patches.
• Installation configuration and hardening of Linux servers, working with security team on future patching needs.
• Installation and Configuration of the APACHE web Server on Linux platforms, troubleshoot and access log files for errors and web access traffic.
• Making modifications on the code using Git VCS to clone, add, commit, and push codes from local and master branches to central repositories.
• Creating new Ansible YAML, Play-books, Roles, and bash shell scripts for application deployments.
• Verify and troubleshoot failed maven builds on Jenkins, verifying artifact id, and date stamps troubleshoot, document, and communicate failed builds to the Dev team.
• Deploy snapshots of application codes to Dev and SIT/QA environments using playbooks & roles.